Publications and resources

Each year, Transpower publishes a Grid Outputs Report which provides our customers and stakeholders with a summary of the performance of our regulated transmission business over the past...

Transpower regularly publishes a Transmission Planning Report (TPR) which details the grid asset capability over the next 15 years. ...

A best practice guide on the management of trees around transmission lines.

In 2018 Transpower launched Te Mauri Hiko – Energy Futures, aimed at stimulating industry discussion on what New Zealand’s energy future could look like. Taking a...

In 2018 Transpower launched Te Mauri Hiko – Energy Futures, aimed at stimulating industry discussion on what New Zealand’s energy future could look like. Taking...

Our 2018/19 Annual Report is a print-friendly PDF file that includes our corporate governance and financial statements, disclosures and independent auditor's report. We are...

This paper is part of an ongoing suite of analysis and reports that collectively make up the Te Mauri Hiko work programme. It follows the overall Te Mauri Hiko – Energy...

Advances in battery technology are expected to play an important role in enabling our energy future. Distributed Battery Energy Storage Systems (BESS) in New Zealand examines the operational...

This Statement of Corporate Intent (SCI) is submitted by the Board of Directors of Transpower New Zealand Limited, in accordance with Section 14 of the State-Owned Enterprises Act 1986 (the...

In 2018 Transpower launched Te Mauri Hiko – Energy Futures, aimed at stimulating industry discussion on what New Zealand’s energy future could look like. Taking...